diff --git a/README.md b/README.md
index cc60067..bd27167 100644
--- a/README.md
+++ b/README.md
@@ -83,7 +83,12 @@ a corresponsing name from the `module` directory. Currently only `memberof` is
 avaliable.
 
 After the first start of the image (and the initial configuration), these
-envirnonment variables are not evaluated anymore.
+envirnonment variables are not evaluated anymore. If one needs to reconfigure
+the `slapd` service, it is possible to set
+
+    SLAPD_FORCE_RECONFIGURE (defaults to false)
+
+to `true`.
 
 Data persistence
 ----------------
diff --git a/entrypoint.sh b/entrypoint.sh
index 8454db8..3223edd 100755
--- a/entrypoint.sh
+++ b/entrypoint.sh
@@ -9,7 +9,9 @@ set -e
 
 chown -R openldap:openldap /var/lib/ldap/ /var/run/slapd/
 
-if [[ ! -d /etc/ldap/slapd.d ]]; then
+SLAPD_FORCE_RECONFIGURE="${SLAPD_FORCE_RECONFIGURE:-false}"
+
+if [[ ! -d /etc/ldap/slapd.d || "$SLAPD_FORCE_RECONFIGURE" == "true" ]]; then
 
     if [[ -z "$SLAPD_PASSWORD" ]]; then
         echo -n >&2 "Error: Container not configured and SLAPD_PASSWORD not set. "